Quick Notes on Endoplasmic Reticulum! Structure of Endoplasmic Reticulum in Cell: Structurally the endoplasmic reticulum (ER) consists of cisternae, tubules and vesicles (Fig. 2.42). The cisternae are broad, flat, membrane-bound spaces arranged parallel to each other to form lamellae, which are connected with each other. The tubules are 50-1OOA in diameter. The vesicles or sacs […]
Quick Notes on Endoplasmic Reticulum
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Quick Notes on Golgi Complex | Biology
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Quick Notes on Golgi Complex:- 1. Structure of Golgi Complex in Cell 2. Origin of Golgi Complex in Cell 3. Function. Structure of Golgi Complex in Cell: Ultra structural analysis reveals the presence of three membranous components: flattened sacs or cisternae, small tubules and vesicles and large vacuoles. The cisternae or lamellae are the most […]
Quick Notes on Ribosomes | Biology
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Quick Notes on Ribosomes! Structure of Ribosomes in Cell: Ribosomes are cytoplasmic non- membranous ribonucleoprotein granules of 150 -200 A diameter. They have a typical binary and constricted structure with the two units being unequal in size. The prokaryotic and eukaryotic ribosomes are differentiated on the basis of the sedimentation coefficient. These are of two […]
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